diff --git a/package.json b/package.json
index 6c038e2558..a45c1cf937 100644
--- a/package.json
+++ b/package.json
@@ -63,7 +63,7 @@
     "jsii-pacmak": "^1.111.0",
     "jsii-rosetta": "^5",
     "json-schema-to-typescript": "^10.1.5",
-    "projen": "^0.91.28",
+    "projen": "^0.91.29",
     "ts-jest": "^27",
     "typescript": "~5.8.3"
   },
diff --git a/yarn.lock b/yarn.lock
index ef125273b6..ae1b721d62 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3932,6 +3932,11 @@ json-parse-even-better-errors@^2.3.0:
   resolved "https://registry.yarnpkg.com/json-parse-even-better-errors/-/json-parse-even-better-errors-2.3.1.tgz#7c47805a94319928e05777405dc12e1f7a4ee02d"
   integrity sha512-xyFwyhro/JEof6Ghe2iz2NcXoj2sloNsWr/XsERDK/oiPCfaNhl5ONfp+jQdAZRQQ0IJWNzH9zIZF7li91kh2w==
 
+json-parse-even-better-errors@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/json-parse-even-better-errors/-/json-parse-even-better-errors-4.0.0.tgz#d3f67bd5925e81d3e31aa466acc821c8375cec43"
+  integrity sha512-lR4MXjGNgkJc7tkQ97kb2nuEMnNCyU//XYVH0MKTGcXEiSudQ5MKGKen3C5QubYy0vmq+JGitUg92uuywGEwIA==
+
 json-schema-ref-parser@^9.0.6:
   version "9.0.9"
   resolved "https://registry.yarnpkg.com/json-schema-ref-parser/-/json-schema-ref-parser-9.0.9.tgz#66ea538e7450b12af342fa3d5b8458bc1e1e013f"
@@ -4013,6 +4018,16 @@ jsonparse@^1.2.0:
   resolved "https://registry.yarnpkg.com/jsonparse/-/jsonparse-1.3.1.tgz#3f4dae4a91fac315f71062f8521cc239f1366280"
   integrity sha512-POQXvpdL69+CluYsillJ7SUhKvytYjW9vG/GKpnf+xP8UWgYEM/RaMzHHofbALDiKbbP1W8UEYmgGl39WkPZsg==
 
+just-diff-apply@^5.2.0:
+  version "5.5.0"
+  resolved "https://registry.yarnpkg.com/just-diff-apply/-/just-diff-apply-5.5.0.tgz#771c2ca9fa69f3d2b54e7c3f5c1dfcbcc47f9f0f"
+  integrity sha512-OYTthRfSh55WOItVqwpefPtNt2VdKsq5AnAK6apdtR6yCH8pr0CmSr710J0Mf+WdQy7K/OzMy7K2MgAfdQURDw==
+
+just-diff@^6.0.0:
+  version "6.0.2"
+  resolved "https://registry.yarnpkg.com/just-diff/-/just-diff-6.0.2.tgz#03b65908543ac0521caf6d8eb85035f7d27ea285"
+  integrity sha512-S59eriX5u3/QhMNq3v/gm8Kd0w8OS6Tz2FS1NG4blv+z0MuQcBRJyFWjdovM0Rad4/P4aUPFtnkNjMjyMlMSYA==
+
 keyv@^4.5.4:
   version "4.5.4"
   resolved "https://registry.yarnpkg.com/keyv/-/keyv-4.5.4.tgz#a879a99e29452f942439f2a405e3af8b31d4de93"
@@ -4555,6 +4570,15 @@ parent-module@^1.0.0:
   dependencies:
     callsites "^3.0.0"
 
+parse-conflict-json@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/parse-conflict-json/-/parse-conflict-json-4.0.0.tgz#996b1edfc0c727583b56c7644dbb3258fc9e9e4b"
+  integrity sha512-37CN2VtcuvKgHUs8+0b1uJeEsbGn61GRHz469C94P5xiOoqpDYJYwjg4RY9Vmz39WyZAVkR5++nbJwLMIgOCnQ==
+  dependencies:
+    json-parse-even-better-errors "^4.0.0"
+    just-diff "^6.0.0"
+    just-diff-apply "^5.2.0"
+
 parse-json@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/parse-json/-/parse-json-4.0.0.tgz#be35f5425be1f7f6c747184f98a788cb99477ee0"
@@ -4688,10 +4712,10 @@ process-nextick-args@~2.0.0:
   resolved "https://registry.yarnpkg.com/process-nextick-args/-/process-nextick-args-2.0.1.tgz#7820d9b16120cc55ca9ae7792680ae7dba6d7fe2"
   integrity sha512-3ouUOpQhtgrbOa17J7+uxOTpITYWaGP7/AhoR3+A+/1e9skrzelGi/dXzEYyvbxubEF6Wn2ypscTKiKJFFn1ag==
 
-projen@^0.91.28:
-  version "0.91.28"
-  resolved "https://registry.yarnpkg.com/projen/-/projen-0.91.28.tgz#6d4c2bdc6391d5020de33090d8210bf343656742"
-  integrity sha512-HENAqV53qX83IrbRUm2FYX+BYBS6NqTrAbXLsy4MlNGLxJa6qQDXTXzwQtK7gE/n7w/E8b0PZjA0XyD32NBxlw==
+projen@^0.91.29:
+  version "0.91.29"
+  resolved "https://registry.yarnpkg.com/projen/-/projen-0.91.29.tgz#b20da5bcf547ced432d0d669fb6f8490fec6780d"
+  integrity sha512-5lPKIZukWWinwPQwnQClGf1wSC9T2f8XlZF1pE+rtx5HCbZ+hDX53pFo8l+79x9dgaRgJmEqhG/PjoOM8HrFRQ==
   dependencies:
     "@iarna/toml" "^2.2.5"
     case "^1.6.3"
@@ -4702,6 +4726,7 @@ projen@^0.91.28:
     fast-json-patch "^3.1.1"
     glob "^8"
     ini "^2.0.0"
+    parse-conflict-json "^4.0.0"
     semver "^7.7.1"
     shx "^0.4.0"
     xmlbuilder2 "^3.1.1"